From the "SERVICES" tab, click on the phone number you wish to configure, then click "Configuration." Click on "Smart Route." In the middle of the main window, you'll see a headline that says "Create a CID Entry." (CID is Caller ID).
- Enter the number you'd like to block. If you want to block all unknown numbers, choose "Unknown Numbers" from the drop-down list.
- Set the status to "Block this call."
- Enter a description for the Caller ID - e.g., telemarketer.
- Click the Save button.
You can change previous statuses by clicking on the Edit button above the previous statuses on the left-hand side of the main window.